CA2004665A1 - Positive displacement pump - Google Patents

Positive displacement pump

Info

Publication number
CA2004665A1
CA2004665A1 CA002004665A CA2004665A CA2004665A1 CA 2004665 A1 CA2004665 A1 CA 2004665A1 CA 002004665 A CA002004665 A CA 002004665A CA 2004665 A CA2004665 A CA 2004665A CA 2004665 A1 CA2004665 A1 CA 2004665A1
Authority
CA
Canada
Prior art keywords
pump chamber
chamber
pump
improvement according
inlet passage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002004665A
Other languages
English (en)
French (fr)
Inventor
Stig S. Lundback
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Astra Tech AB
Original Assignee
Astra Tech AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from SE8804448A external-priority patent/SE8804448L/xx
Application filed by Astra Tech AB filed Critical Astra Tech AB
Publication of CA2004665A1 publication Critical patent/CA2004665A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0027—Special features without valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Rotary Pumps (AREA)
  • External Artificial Organs (AREA)
CA002004665A 1988-12-08 1989-12-05 Positive displacement pump Abandoned CA2004665A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8804448-2 1988-12-08
SE8804448A SE8804448L (sv) 1988-12-08 1988-12-08 Deplacementpump
US35908589A 1989-05-30 1989-05-30
US07/359085 1989-05-30

Publications (1)

Publication Number Publication Date
CA2004665A1 true CA2004665A1 (en) 1990-06-08

Family

ID=26660376

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002004665A Abandoned CA2004665A1 (en) 1988-12-08 1989-12-05 Positive displacement pump

Country Status (22)

Country Link
EP (1) EP0374115B1 (pt)
JP (1) JPH02230987A (pt)
CN (1) CN1020941C (pt)
AR (1) AR242113A1 (pt)
AU (1) AU641371B2 (pt)
BR (1) BR8906367A (pt)
CA (1) CA2004665A1 (pt)
CZ (1) CZ280010B6 (pt)
DE (2) DE3939367A1 (pt)
DK (1) DK171584B1 (pt)
ES (1) ES2044224T3 (pt)
FI (1) FI895853A0 (pt)
GB (1) GB2226606B (pt)
HU (1) HUT54900A (pt)
IE (1) IE61833B1 (pt)
IL (1) IL92572A0 (pt)
MX (1) MX173945B (pt)
MY (1) MY104484A (pt)
NO (1) NO894891L (pt)
PL (1) PL164330B1 (pt)
PT (1) PT92514B (pt)
RU (1) RU2037652C1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441392A (en) * 1990-06-07 1995-08-15 Humanteknik Ab Apparatus for repetitively dispensing a measured volume of liquid
SE9002051L (sv) * 1990-06-07 1992-01-07 Astra Tech Ab Ventilanordning och foertraengningspump
SE9002044L (sv) * 1990-06-07 1992-01-07 Astra Tech Ab Fluidventilanordning och foertraengningspump
SE9002045L (sv) * 1990-06-07 1992-01-07 Astra Tech Ab Klaffventilanordning
SE500187C2 (sv) * 1991-06-07 1994-05-02 Humanteknik Ab Förfarande för transport av vätska och pumpanordning för genomförande av förfarandet
US6866822B1 (en) * 2000-08-11 2005-03-15 Lifescan, Inc. Gimbaled bladder actuator for use with test strips
WO2004004811A1 (ja) 2002-07-02 2004-01-15 Terumo Kabushiki Kaisha シリンジおよびプレフィルドシリンジ
US20060000710A1 (en) 2004-06-30 2006-01-05 Klaus Peter Weidenhaupt Fluid handling methods
EP2805052A4 (en) * 2012-01-19 2015-12-02 Veinux Aps TUBE PUMP
CN107532583B (zh) * 2015-04-27 2020-04-17 理想工业公司 个人空气采样泵组件

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE875142C (de) * 1944-04-22 1953-04-30 Messerschmitt A G Fluessigkeitsfoerdereinrichtung
FR1507222A (fr) * 1966-11-08 1967-12-29 Stop Sa Pompe aspirante et refoulante pour lave-glace de pare-brise de véhicule
DE3631982C1 (de) * 1986-09-19 1988-02-04 Hans Ing Kern Dosierpumpe
IL83259A (en) * 1987-07-20 1992-05-25 D F Lab Ltd Disposable cell and diaphragm pump for use of same
US4775771A (en) * 1987-07-30 1988-10-04 James River Corporation Sleeve for crisping and browning of foods in a microwave oven and package and method utilizing same

Also Published As

Publication number Publication date
GB8926719D0 (en) 1990-01-17
GB2226606A (en) 1990-07-04
DK603489D0 (da) 1989-11-29
NO894891D0 (no) 1989-12-06
CS8906900A2 (en) 1991-11-12
MX173945B (es) 1994-04-11
IL92572A0 (en) 1990-08-31
FI895853A0 (fi) 1989-12-07
MY104484A (en) 1994-04-30
AU4591889A (en) 1990-06-14
NO894891L (no) 1990-06-11
HU896463D0 (en) 1990-02-28
IE61833B1 (en) 1994-11-30
GB2226606B (en) 1993-05-05
PT92514A (pt) 1990-06-29
DE3939367A1 (de) 1990-06-13
ES2044224T3 (es) 1994-01-01
CZ280010B6 (cs) 1995-09-13
DE68907576T2 (de) 1993-12-23
PT92514B (pt) 1995-09-12
CN1020941C (zh) 1993-05-26
DK171584B1 (da) 1997-02-10
IE893843L (en) 1990-06-08
RU2037652C1 (ru) 1995-06-19
BR8906367A (pt) 1990-08-21
PL164330B1 (pl) 1994-07-29
DK603489A (da) 1990-06-09
DE68907576D1 (de) 1993-08-19
AU641371B2 (en) 1993-09-23
AR242113A1 (es) 1993-03-31
EP0374115A1 (en) 1990-06-20
CN1043191A (zh) 1990-06-20
EP0374115B1 (en) 1993-07-14
JPH02230987A (ja) 1990-09-13
HUT54900A (en) 1991-04-29

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued